All Articles
The Keystone Gold-Copper District, Medicine Bow Mountains, Southeastern Wyoming
May 2002 by W. Dan Hausel
The Keystone district includes a group of mineralized shear zones and veins that are associated with the Keystone Quartz Diorite in the Medicine Bow Mountains of southwestern Wyoming. Gold production from this district is unknown, although some estimates suggest that 7,500 to more than 12,000 ounces were produced.Additional articles that might interest you...
Prospecting in Northern Sierra County, California
November 2006
From the mid-1850s and even into the early 1900s, Northern Sierra County boomed with mining activity. This area was flooded with miners, establishing such towns as LaPorte, Gibsonville, Spanish Flat, Whisky Diggings...
From the mid-1850s and even into the early 1900s, Northern Sierra County boomed with mining activity. This area was flooded with miners, establishing such towns as LaPorte, Gibsonville, Spanish Flat, Whisky Diggings...
Ask the Experts: VMS ore
August 2012
Q: Are there any mills that handle VMS ore?
Q: Are there any mills that handle VMS ore?
Following Clues to a Lost Gold Deposit—The Northern Extension of the Cedarberg
April 2012
Last month, in “Following Clues to a Hidden Gold Deposit,” I ended the article with the direction that we were on the hunt! We were getting prepared and ready to roll with our detectors, then snow came, and lots of it. We had already found the seam diggings mine on the mountainside in wild, rough brush and trees. It had been well hidden.
Last month, in “Following Clues to a Hidden Gold Deposit,” I ended the article with the direction that we were on the hunt! We were getting prepared and ready to roll with our detectors, then snow came, and lots of it. We had already found the seam diggings mine on the mountainside in wild, rough brush and trees. It had been well hidden.
Here Come the MineBots
June 2004
In March 2004, Vulcan, a mine exploring robot from the Discovery Miner Program, was shipped to the Vulture City region to investigate the conditions of an abandoned hard rock mine. The shaft was typical of the dangerous mines that are...
In March 2004, Vulcan, a mine exploring robot from the Discovery Miner Program, was shipped to the Vulture City region to investigate the conditions of an abandoned hard rock mine. The shaft was typical of the dangerous mines that are...
Pot Hole Gold
January 2012
It was early in the 2008 season on the Mokelumne River near Pine Grove, California. Considering the potential for high water through the month of June, my wife Fran and I set our sights on investigating some of the pot holes in...
It was early in the 2008 season on the Mokelumne River near Pine Grove, California. Considering the potential for high water through the month of June, my wife Fran and I set our sights on investigating some of the pot holes in...
The Winning Hand
January 2017
The operation and techniques employed are highly successful in producing free gold with minimal work involved while maintaining an environment protection process through the use of recycled water and a settling pond.
The operation and techniques employed are highly successful in producing free gold with minimal work involved while maintaining an environment protection process through the use of recycled water and a settling pond.
Prospecting For Gold—The Osborne/Herman Hardrock Mine
August 2007
We’re always out there looking, checking, researching and trying to locate a new prospect or deposit. It’s always a question as to where to start. Some days we head down to the river to do some panning, sluicing or dredging.
We’re always out there looking, checking, researching and trying to locate a new prospect or deposit. It’s always a question as to where to start. Some days we head down to the river to do some panning, sluicing or dredging.
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